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Description
Site Averaged Gravimetric Soil Moisture Data provides daily, site-averaged soil water content measurements from the First ISLSCP Field Experiment (FIFE). This dataset covers a two-year period from May 20, 1987, through August 12, 1989, representing a key observational product from the FIFE land-surface experiment. The data is likely used for validating remote sensing estimates and land surface models.
Use Cases
Validating satellite soil moisture retrievals based on in-situ gravimetric measurements.
Calibrating land surface models using site-averaged daily soil water content.
Analyzing temporal soil moisture trends during the FIFE experiment period.
Studying the relationship between soil moisture and other FIFE-measured biophysical variables.
Strengths
Provides a continuous, multi-year time series from a major field campaign (FIFE).
Data is processed to a site-averaged daily product, reducing raw sample noise.
Hosted by a major space agency (NASA), suggesting institutional curation.
Limitations
Specific column names and row counts are unavailable, limiting precise understanding of data structure.
Conflicting metadata: 'last updated' dates range from 1989 to 2026 across platforms.
Documentation gaps: exact sampling methodology and site locations are not detailed in provided descriptions.
Provenance
Source
National Aeronautics and Space Administration
Collection Method
Field samples collected and averaged per site and day during the FIFE experiment.
Time Range
1987-05-20 to 1989-08-12
Freshness
2026-04-09 22:03:30.985977
Geography
FIFE experiment site (Konza Prairie, Kansas, USA)
License is listed as 'other-license-specified'; users must check the specific terms before use.